let foo = true;
`hello ${foo ? `Mr ${name}` : 'there'}`;
foo = false;

html`<div id="foo">Hello world</div>`;

html`<div id="foo">Hello times ${10} <span id="bar">world</span></div>`;

html`
  <ul id="list">
    ${repeat(['a', 'b', 'c'], (v) => {
      return html`<li class="item">${v}</li>`;
    }}
  </ul>
`;

css`
  body {
    color: red;
  }
`;

// Ensure that we're back in JavaScript mode.
var foo = 10;